X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=webapp-backend%2Fsrc%2Fmain%2Fjava%2Forg%2Foransc%2Fportal%2Fnonrtric%2Fcontrolpanel%2Fk8sapi%2FSimpleKubernetesClient.java;fp=webapp-backend%2Fsrc%2Fmain%2Fjava%2Forg%2Foransc%2Fportal%2Fnonrtric%2Fcontrolpanel%2Fk8sapi%2FSimpleKubernetesClient.java;h=a95265c96c2cd020c3f5dae844e2d36c005ff3fc;hb=f507d92d55ee77fad16cc024ea95c869e0d5dc32;hp=0000000000000000000000000000000000000000;hpb=d172453ebf2eec4b6da7d01a07feed2025c08271;p=portal%2Fnonrtric-controlpanel.git

diff --git a/webapp-backend/src/main/java/org/oransc/portal/nonrtric/controlpanel/k8sapi/SimpleKubernetesClient.java b/webapp-backend/src/main/java/org/oransc/portal/nonrtric/controlpanel/k8sapi/SimpleKubernetesClient.java
new file mode 100644
index 0000000..a95265c
--- /dev/null
+++ b/webapp-backend/src/main/java/org/oransc/portal/nonrtric/controlpanel/k8sapi/SimpleKubernetesClient.java
@@ -0,0 +1,56 @@
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2019 AT&T Intellectual Property
+ * Modifications Copyright (C) 2020 Nordix Foundation
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ========================LICENSE_END===================================
+ */
+package org.oransc.portal.nonrtric.controlpanel.k8sapi;
+
+import java.lang.invoke.MethodHandles;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.client.RestTemplate;
+import org.springframework.web.util.DefaultUriBuilderFactory;
+
+/**
+ * Provides a method to get a list of pods using RestTemplate. As currently
+ * configured this uses the default JVM HTTPS support which can be configured to
+ * ignore errors as a workaround for self-signed SSL certificates.
+ */
+public class SimpleKubernetesClient {
+
+    private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
+
+    private final String k8sUrl;
+
+    public SimpleKubernetesClient(String baseUrl) {
+        logger.debug("ctor: baseUrl {}", baseUrl);
+        k8sUrl = baseUrl;
+    }
+
+    public String listPods(String namespace) {
+        logger.debug("listPods for namespace {}", namespace);
+        String podsUrl = new DefaultUriBuilderFactory(k8sUrl.trim()).builder().pathSegment("v1")
+            .pathSegment("namespaces").pathSegment(namespace.trim()).pathSegment("pods").build().normalize().toString();
+        RestTemplate rt = new RestTemplate();
+        ResponseEntity<String> podsResponse = rt.getForEntity(podsUrl, String.class);
+        return podsResponse.getBody();
+    }
+
+}